Dynamic routes from OSPF disappear

Gregor Kališnik gregor at unimatrix.si
Thu Jun 26 22:47:22 CEST 2014


Hi.

Interesting, I've made bird to be the DR, and everything is working as 
intended the whole day.

Best regards,
Gregor Kališnik

On Thursday 26 of June 2014 12:31:25 Ondrej Zajicek wrote:
> On Thu, Jun 26, 2014 at 11:04:19AM +0200, Gregor Kališnik wrote:
> > On Thursday 26 of June 2014 11:27:08 Ondrej Zajicek wrote:
> > > On Wed, Jun 25, 2014 at 07:47:24PM +0200, Gregor Kališnik wrote:
> > > > Hi.
> > > > 
> > > > I've checked and both agree on the same DR router (in bird checked the
> > > > show
> > > > ospf interface).
> > > 
> > > Are you sure? According to BIRD output you sent, BIRD thinks that
> > > RouterOS
> > > (10.16.0.1) is DR, while RouterOS flushes its Net-LSA and does not
> > > originate another (which should be done by DR).
> > 
> > Yes. Router said the DR is 10.16.0.1 (itself). I'll check what happens if
> > bird is DR.
> > 
> > If I look at the logs, router does send type 2 LSA (inside LSUPD packet),
> > but bird removes it. It does have age specified as 3600, tho.
> 
> Sending LSA with age 3600 is a way how to flush LSA from OSPF domain. So
> it is RouterOS who flushed it for some reason.
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